200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_0001zd3j 53ms POST /ai/v1/search {} Idempotency-Key: CjAIx9O5L4Cl Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_0001zd3j 53ms POST /ai/v1/search {} Idempotency-Key: CjAIx9O5L4Cl Send ▶